CodeFun907c665d37

UID: 16891, Registered at 1 month ago, last login at 1 month ago, currently offline.

Solved 4 problems, RP: 23 (No. 4201)

This person is lazy and didn't write anything.

P2807

P2808

P2845

P2846

This person is lazy and didn't join any contests or homework.

图结构: 1
Dijkstra: 1
数据结构: 1
树状数组: 1
搜索: 1
枚举: 1
BFS: 1